From: Marek Szyprowski <m.szyprowski@samsung.com>
Date: Mon, 30 Nov 2015 13:53:19 +0000 (+0100)
Subject: drm/exynos: rotator: convert to common clock framework
X-Git-Tag: v5.15~14379^2~31^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=43f02a6cbb0286a0ea4e294f988546cb18d2a6d5;p=platform%2Fkernel%2Flinux-starfive.git

drm/exynos: rotator: convert to common clock framework

This driver was not used after introduction of common clock framework.
This patch adds missing prepare/unprepare calls and allows to use it
again with current kernel code.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
---

diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index 2f5c118..bea0f78 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -790,10 +790,10 @@ static int rotator_remove(struct platform_device *pdev)
 static int rotator_clk_crtl(struct rot_context *rot, bool enable)
 {
 	if (enable) {
-		clk_enable(rot->clock);
+		clk_prepare_enable(rot->clock);
 		rot->suspended = false;
 	} else {
-		clk_disable(rot->clock);
+		clk_disable_unprepare(rot->clock);
 		rot->suspended = true;
 	}